Lecture10: Modular decomposition issues: KWIC

• Lecture 10: Case Studies: KWIC, CelsiusTech .
• This Lecture .
• Data Abstraction or Object-Oriented Pattern .
• Key Word In Context .
• KWIC: Key Word In Context .
• Design Considerations .
• Solution 1 .
• Solution 1: Modularization .
• Modules .
• Architecture of Solution 1 .
• Properties of Solution 1 .
• Solution 2 .
• Solution 2: Modularization .
• Modules.
• Architecture of Solution 2 .
• Properties of Solution 2 .
• Comparisons .
• Performance & Reuse.
• CelsiusTech: A Case Study in Product Line Production .
• CelsuisTech company background .
• 1985: Disaster struck! .
• CelsiusTech's response .
• What was new? Everything! .
• What did they do? .
• SS2000 system .
• Typical system configuration .
• Layered architecture .
• Blackboard architecture .
• Units of software .
• Current status .
• Results: shrinking schedules .
• Results: lower staffing .
• Results: Reuse .
• Lessons learned: technical .
• Lessons learned: organizational .
• Lessons learned: business factors .
• Architecture feedback .

BACK

Heather L. Marko

Modified: 5/21/98